Now showing items 288-307 of 16380

    • Accelerated Diffusion Operators for Enhancing DW-MRI 

      Rodrigues, Paulo; Duits, Remco; Romeny, Bart M. ter Haar; Vilanova, Anna (The Eurographics Association, 2010)
      the intra-voxel diffusion pattern compared to its simpler predecessor diffusion tensor imaging (DTI). However, HARDI in general produces very noisy diffusion patterns due to the low SNR from the scanners at high b-values. ...
    • Accelerated Evaluation of Box Splines via a Parallel Inverse FFT 

      McCool, Michael D. (Blackwell Science Ltd and the Eurographics Association, 1996)
      Box splines are a multivariate extension of uniform univariate B-splines. Direct evaluation of a box spline basis function can he difficult but they have a relatively simple Fourier transform and can therefore be evaluated ...
    • Accelerated Force Computation for Physics-Based Information Visualization 

      Hao, Ming C.; Dayal, Umeshwar; Cotting, Daniel; Holenstein, Thomas; Gross, Markus (The Eurographics Association, 2003)
      Visualization of similarity is an emerging technique for analyzing relation-based data sets. A common way of computing the respective layouts in an information space is to employ a physics-based mass-spring system. Force ...
    • Accelerated Foveated Rendering based on Adaptive Tessellation 

      Tiwary, Ankur; Ramanathan, Muthuganapathy; Kosinka, Jiri (The Eurographics Association, 2020)
      We propose an optimization method for adaptive geometric tessellation, involving the saccadic motion of the human eye and foveated rendering. Increased demands on computational resources, especially in the field of ...
    • Accelerated Hierarchical Collision Detection for Simulation using CUDA 

      Jorgensen, Jimmy A.; Fugl, Andreas Rune; Petersen, Henrik Gordon (The Eurographics Association, 2010)
      In this article we present a GPU accelerated, hybrid, narrow phase collision detection algorithm for simulation purposes. The algorithm is based on hierarchical bounding volume tree structures of oriented bounding boxes ...
    • Accelerated Light Propagation Through Participating Media 

      Lee, Richard; O'Sullivan, Carol (The Eurographics Association, 2007)
      Monte Carlo path tracing is a simple and effective way to solve the volume rendering equation. However, propagating light paths through participating media can be very costly because of the need to simulate potentially ...
    • An Accelerated Online PCA with O(1) Complexity for Learning Molecular Dynamics Data 

      Alakkari, Salaheddin; Dingliana, John (The Eurographics Association, 2018)
      In this paper, we discuss the problem of decomposing complex and large Molecular Dynamics trajectory data into simple low-resolution representation using Principal Component Analysis (PCA). Since applying standard PCA for ...
    • Accelerated Radiosity Method for Complex Environments 

      Xu, Hau; Peng, Qun-Sheng; Liang, You-Dong (Eurographics Association, 1989)
      As form-factor calculation costs about 90% of the computing time when applying radiosity approach for realistic image synthesis, it is of great significance to reduce the required computation, An accelerated radiosity ...
    • Accelerated Single Ray Tracing for Wide Vector Units 

      Fuetterling, Valentin; Lojewski, Carsten; Pfreundt, Franz-Josef; Hamann, Bernd; Ebert, Achim (ACM, 2017)
      Utilizing the vector units of current processors for ray tracing single rays through Bounding Volume Hierarchies has been accomplished by increasing the branching factor of the acceleration structure to match the vector ...
    • Accelerated Visualization of Dynamic Molecular Surfaces 

      Lindow, Norbert; Baum, Daniel; Prohaska, Steffen; Hege, Hans-Christian (The Eurographics Association and Blackwell Publishing Ltd., 2010)
      Molecular surfaces play an important role in studying the interactions between molecules. Visualizing the dynamic behavior of molecules is particularly interesting to gain insights into a molecular system. Only recently ...
    • Accelerated Volume Rendering with Homogeneous Region Encoding using Extended Anisotropic Chessboard Distance on GPU 

      Es, A.; Keles, H. Y.; Isler, V. (The Eurographics Association, 2006)
      Ray traversal is the most time consuming part in volume ray casting. In this paper, an acceleration technique for direct volume rendering is introduced, which uses a GPU friendly data structure to reduce traversal time. ...
    • Accelerated Walkthroughs of Virtual Environments Based on Visibility Preprocessing and Simplification 

      Wang, Yigang; Bao, Hujun; Peng, Qunsheng (Blackwell Publishers Ltd and the Eurographics Association, 1998)
      This paper proposes a new preprocessing method for interactive rendering of complex polygonal virtual environments. The approach divides the space that observer can reach into many rectangular viewpoint regions. For each ...
    • Accelerated, High-Quality Refraction Computations for Volume Graphics 

      Li, Shengying; Mueller, Klaus (The Eurographics Association, 2005)
      We present an efficient framework for the high-quality rendering of discretely sampled surface-based objects with refractive effects. This requires an accurate estimation of the refraction coefficients, paired with efficient ...
    • Accelerating and Benchmarking Radix-k Image Compositing at Large Scale 

      Kendall, Wesley; Peterka, Tom; Huang, Jian; Shen, Han-Wei; Ross, Robert (The Eurographics Association, 2010)
      Radix-k was introduced in 2009 as a configurable image compositing algorithm. The ability to tune it by selecting k-values allows it to benefit more from pixel reduction and compression optimizations than its predecessors. ...
    • Accelerating Distributed Graphical Fluid Simulations with Micro‐partitioning 

      Qu, Hang; Mashayekhi, Omid; Shah, Chinmayee; Levis, Philip (© 2020 Eurographics ‐ The European Association for Computer Graphics and John Wiley & Sons Ltd, 2020)
      Graphical fluid simulations are CPU‐bound. Parallelizing simulations on hundreds of cores in the computing cloud would make them faster, but requires evenly balancing load across nodes. Good load balancing depends on manual ...
    • Accelerating Graph-based Path Planning Through Waypoint Clustering 

      Wardhana, Nicholas Mario; Johan, Henry; Seah, Hock-Soon (The Eurographics Association, 2015)
      Modern Computer Graphics applications commonly feature very large virtual environments and diverse characters which perform different kinds of motions. To accelerate path planning in such scenario, we propose subregion ...
    • Accelerating kd-tree Searches for all k-nearest Neighbours 

      Merry, Bruce; Gain, James; Marais, Patrick (The Eurographics Association, 2013)
      Finding the k nearest neighbours of each point in a point cloud forms an integral part of many point-cloud processing tasks. One common approach is to build a kd-tree over the points and then iteratively query the k nearest ...
    • Accelerating Liquid Simulation With an Improved Data‐Driven Method 

      Gao, Yang; Zhang, Quancheng; Li, Shuai; Hao, Aimin; Qin, Hong (© 2020 Eurographics ‐ The European Association for Computer Graphics and John Wiley & Sons Ltd, 2020)
      In physics‐based liquid simulation for graphics applications, pressure projection consumes a significant amount of computational time and is frequently the bottleneck of the computational efficiency. How to rapidly apply ...
    • Accelerating Path Tracing by Re-Using Paths 

      Bekaert, Philippe; Sbert, Mateu; Halton, John (The Eurographics Association, 2002)
      This paper describes a new acceleration technique for rendering algorithms like path tracing, that use so called gathering random walks. Usually in path tracing, each traced path is used in order to compute a contribution ...
    • Accelerating Point Cloud Cleaning 

      Mulder, Rickert L.; Marais, Patrick (The Eurographics Association, 2016)
      A laser scanning campaign to capture the geometry of a large heritage site can produce thousands of high resolution range scans. These must be cleaned to remove noise and artefacts. To accelerate the cleaning task, we can ...